Home / 9,108.66-12,570.14-5,523.74

Finding the Fourth Proportional to 9,108.66, 12,570.14 and 5,523.74

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Solution

The fourth proportional to 9,108.66, 12,570.14 and 5,523.74 is: 7,622.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,108.66 : 12,570.14 = 5,523.74 : x
  2. Step 2: Convert to fraction form
    9,108.66/12,570.14 = 5,523.74/x
  3. Step 3: Cross multiply
    9,108.66x = 12,570.14 × 5,523.74
  4. Step 4: Simplify right side
    9,108.66x = 69,434,136.08
  5. Step 5: Solve for x
    x = 69,434,136.08/9,108.66
  6. Step 6: Final answer
    x = 7,622.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.